Skin PigmentationPigmentation DisordersPigmentationMelaninsSkinMelanosomesMelanocytesHyperpigmentationSunlightReceptor, Melanocortin, Type 1Monophenol MonooxygenaseSkin Physiological PhenomenaEye ColorUltraviolet RaysCyclic AMP-Dependent Protein Kinase RIalpha SubunitErythemaSkin AgingHypopigmentationSkin NeoplasmsSkin DiseasesChromatophoresAlbinismGeneticsalpha-MSHMelanophoresVitamin D DeficiencyHair ColorClofazimineMultiple Endocrine NeoplasiaDyskeratosis CongenitaVitiligoAdrenal Cortex DiseasesEpidermisMyxomaVitamin DAntiportersKeratinocytesSkin TestsSkin AbsorptionPigments, BiologicalSyndromeAgouti Signaling ProteinGenetics, PopulationMelanosisSkin, ArtificialAfrican Continental Ancestry GroupMutationPolymorphism, Single NucleotideEuropean Continental Ancestry GroupSelection, GeneticPhenotypeGenome, HumanAlbinism, Oculocutaneous